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Are organic farmed salmon more susceptible to sea lice?

Lower stocking densities in salmon farms can lead to greater levels of sea lice infestation per fish, according to a new study.

Monday. May 3rd, 2021
How to Farm North African Catfish - Part 4 How to Farm North African Catfish - Part 4

The market for African catfish in sub-Saharan Africa is developing. Demand for fish is continuously increasing, and most major producing countries

Thursday. April 29th, 2021
How to Farm North African Catfish - Part 3 How to Farm North African Catfish - Part 3

African catfish can be produced most economically in tropical and subtropical countries, which have favourable temperatures for growth as stated earlier

Thursday. April 29th, 2021
How to Farm North African Catfish - Part 2 How to Farm North African Catfish - Part 2

North African catfish are reared in ponds and in concrete, fibreglass and plastic tanks, with various levels of intensification.

Thursday. April 29th, 2021
How to Farm North African Catfish - Part 1 How to Farm North African Catfish - Part 1

This guide from the FAO Cultured Aquatic Species Information Programme provides information on farming North African catfish.

Thursday. April 29th, 2021
Reducing Catfish Feed Cost - Part 2 Reducing Catfish Feed Cost - Part 2

Diets based on soybean meal (SBM) have typically been considered the standard in the channel catfish industry, and such diets are considered to be of “high”

Wednesday. April 28th, 2021
Reducing Catfish Feed Cost - Part 1 Reducing Catfish Feed Cost - Part 1

The Mississippi Agricultural and Forestry Experiment Station (MAFES) and Delta Western Research Centre (DWRC) have collaborated on catfish nutrition research

Wednesday. April 28th, 2021
The oral vaccine that aims to tackle Streptococcus in tilapia The oral vaccine that aims to tackle Streptococcus in tilapia

An oral vaccine that protects tilapia from Streptococcus infection is due to be trialled on farms before the end of the year.

Tuesday. April 27th, 2021
Salmon farmers mothball antiquated seal deterrent systems Salmon farmers mothball antiquated seal deterrent systems

Acoustic deterrent devices (ADDs) that are considered to cause disturbance to European protected species, such as seals, will no longer be used by salmon farmer

Thursday. April 22nd, 2021
Fish vaccination - a vital tool to ensure sustainable aquaculture Fish vaccination - a vital tool to ensure sustainable aquaculture

The provision of safe and effective vaccination programmes is one of the key tools to ensure the sustainable development of the aquaculture sector

Thursday. April 22nd, 2021
The future of tilapia aquaculture: an insider's perspective The future of tilapia aquaculture: an insider's perspective

Adam Taylor, founder of the largest tilapia producer in Africa, sees huge scope for improvements in the sector - in particular driven by advances in nutrition

Wednesday. March 17th, 2021
What’s the optimum feeding strategy for tilapia? What’s the optimum feeding strategy for tilapia?

Tilapia fed three times a day show improved growth rates and welfare indicators, according to a new study.

Tuesday. March 16th, 2021
The pros and cons of crossbreeding and hybridisation in aquaculture The pros and cons of crossbreeding and hybridisation in aquaculture

Heterosis, the well-known concept of “hybrid vigour”, has been utilised to improve fitness-related traits – like growth, fecundity and disease resistance

Tuesday. March 16th, 2021
Concerns over tilapia biodiversity Concerns over tilapia biodiversity

A new study has revealed the scale of hybridization taking place between native and introduced tilapia in Tanzania.

Thursday. December 24th, 2020
New treatment strategy for amoebic gill disease could revolutionise parasitic treatment New treatment strategy for amoebic gill disease could revolutionise parasitic treatment

New treatment strategy for amoebic gill disease could revolutionise parasitic treatment in humans

Wednesday. December 23rd, 2020
The aquatic chicken - tilapia genetics and their parallels with poultry The aquatic chicken - tilapia genetics and their parallels with poultry

When considering ongoing genetic improvement efforts in tilapia culture, comparisons with the development of the modern chicken industry often present themselve

Tuesday. November 17th, 2020
Common diseases of pangasius catfish farmed in Vietnam Common diseases of pangasius catfish farmed in Vietnam

The freshwater catfish (Pangasius hypophthalmus) is an indigenous fish species in high demand from global consumers.

Saturday. October 17th, 2020
What's the optimum ozone level in RAS facilities? What's the optimum ozone level in RAS facilities?

Scientists have determined that salmon post-smolts tolerate similar levels of ozone in brackish water – which is increasingly used in RAS facilities

Saturday. October 17th, 2020
Mozambique warns of red spot disease among fish Mozambique warns of red spot disease among fish

Mozambique’s fishery authorities say they are on high alert for a potential outbreak of red spot disease after a recent outbreak in neighbouring Malawi.

Tuesday. October 13th, 2020
Fears over feminising antioxidants in fish feeds Fears over feminising antioxidants in fish feeds

One of the world’s top tilapia hatcheries has traced a radical upturn in the proportion of female tilapia in their normally all-male stock back to changes

Tuesday. October 6th, 2020
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